/*
 * Copyright 2006-2021 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.springframework.batch.extensions.excel.support.rowset;

import org.springframework.batch.extensions.excel.Sheet;

/**
 * Contract for extracting column names for a given {@code sheet}.
 *
 * @author Marten Deinum
 * @since 0.1.0
 */
public interface ColumnNameExtractor {

	/**
	 * Retrieves the names of the columns in the given {@code Sheet}.
	 * @param sheet the sheet
	 * @return the column names
	 */
	String[] getColumnNames(Sheet sheet);

}
